On Sep 18, 2014, at 2:02 pm, Stan Halpin <[email protected]> wrote:

> Make sure the frame + seat position gives you enough height that your leg is 
> pretty much fully extended at the bottom of your pedal stroke.

Note the general rule of thumb is to put your heel on the pedal when doing that 
test but I expect that'll be mentioned in the other material that people have 
linked, along with all the other stuff I was going to write.

> Otherwise you are back to push-push-push rather than push-pull-push-pull. And 
> your knees will hurt and you will be using way too much effort on even short 
> rides and you'll get discouraged and stop riding. When others say to make 
> sure the bike frame fits you, this is what they mean.

Yes, if the seat is too low you'll feel it in the quads / knees.  Too high... 
probably the lower back as your hips would rock as you pedal (some slight 
rocking can occur anyway as it also depends on core strength, especially if 
you're pushing a hard gear or going uphill).  The back (and glutes) will also 
be affected by how far you're stretched to reach the handlebar.  It's better to 
be too upright than too forward, as leaning forward requires more flexibility.

Note that you are likely to be sore after your first few rides anyway :)

Getting a bike fit that's perfect for you is a bit of an art as it depends on 
comfort, strength, flexibility, injury history and riding intent, all on top of 
the "idealised" position.  The position of the seat relative to the pedals is 
the most important to get right but note that anything you read is just a 
starting point which you can tweak as needed.

I've used a professional bike fitter to get mine right because I ride quite a 
lot and need to avoid injury.

Oh yes, and the one other piece of advice I'd add is to make sure you're able 
to fix a puncture.  I've found self-adhesive patches are much less fiddly than 
the plain ones.

Cheers,
Dave


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